In order to increase production efficiency of PDA cases output on plastic jetting-moulding machine, the auto-loading screw device of robot is developed.
为了提高用注塑机生产掌上电脑外壳的生产效率，研制了机械手自动加螺丝装置。
Results The case of PDA underwent ligation under normothermic anesthesia and the other 7 cases were operated upon under moderate or deep hypothermic cardiopulmonary bypass.
对动脉导管未闭（PDA）患儿在常温全麻下结扎，其余7例均在中低温或深低温体外循环下行心脏大血管畸形解剖矫治。
Methods The surgical treatments for 117 patients with PDA were reviewed, of which, 42 cases accompanied with pulmonary hypertension, 34 with intracardiac malformation.
方法总结外科治疗动脉导管未闭117例，其中合并肺动脉高压42例，合并心血管病变34例。
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